Home / 9,932.94-13,710.51-6,396.15

Finding the Fourth Proportional to 9,932.94, 13,710.51 and 6,396.15

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Solution

The fourth proportional to 9,932.94, 13,710.51 and 6,396.15 is: 8,828.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,932.94 : 13,710.51 = 6,396.15 : x
  2. Step 2: Convert to fraction form
    9,932.94/13,710.51 = 6,396.15/x
  3. Step 3: Cross multiply
    9,932.94x = 13,710.51 × 6,396.15
  4. Step 4: Simplify right side
    9,932.94x = 87,694,478.54
  5. Step 5: Solve for x
    x = 87,694,478.54/9,932.94
  6. Step 6: Final answer
    x = 8,828.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.